MCQBiology

MP Board · Class 12 · Biology · EcosystemIn a aquatic grazing food chain, zooplanktons occupy which trophic level?

Step-by-Step Solution

Zooplanktons feed on phytoplankton (producers). Thus, phytoplankton represent the first trophic level (T1) and zooplankton represent the second trophic level (T2) as primary consumers.

Detailed Options Breakdown
Option : First trophic level (Producers)

Incorrect choice. This distractor represents a common misunderstanding of the core principles of Ecosystem.

Option 1: Second trophic level (Primary Consumers) (Correct Answer)

Correct choice. Refer to the step-by-step verified solution guidelines above for details.

Option 2: Third trophic level (Secondary Consumers)

Incorrect choice. This distractor represents a common misunderstanding of the core principles of Ecosystem.

Option 3: Fourth trophic level (Tertiary Consumers)

Incorrect choice. This distractor represents a common misunderstanding of the core principles of Ecosystem.

💡 Study Guide: This question tests core syllabus concepts from Ecosystem. For formulas, key summaries, and mock exam reference guides, read the full Ecosystem Revision Notes.
← All Chapter QuestionsBiology Chapters